{"nhtsa_id":615673,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-01-28","date":"1998-08-01","document_id":"SB9805L003","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT","mfr_system":null,"summary":"ON SOME VEHICLES UP TO VIN W7907635, THE FRONT AND REAR OUTPUT FLANGE LOCK NUTS OF THE TORQUE-ON-DEMAND (TOD) 4-WD SYSTEM TRANSFER CASE MIGHT BE WITHOUT STAKING. IN SUCH CASES, THERE IS A POSSIBILITY THAT THE LOCK NUT MAY LOOSEN, RESULTING IN SEPARATION OF THE PROPELLER SHAFT RENDERING THE VEHICLE INOPERATIVE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/615673","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"ISUZU","model":"TROOPER","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_isuzu_trooper"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}